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8A Unit 8 Natural disasters Grammar课件

发布时间:2013-12-14 09:37:00  

Grammar

Objectives
?To learn to use the past continuous tense to talk about things that were happening for some time in the past

?To learn to use past continuous tense
with ‘while’ , ‘when’ and ‘as’

Words and expression review break vi. 损坏;打破

break down 出故障;坏掉 because of 由于;因为

Look at the following sentences carefully. Pay attention to the colored parts.
1. I was sleeping when it started to rain. 2. I was sleeping when the earthquake started.

3. Outside, people were running in all directions while pieces of glass and bricks were falling down. 4. I felt nervous and my heart was beating fast. 5. Hours later, as I was trying to find way out, I suddenly heard some noise above me.

to test your sense of observation to test your ability of short-term memory

to test your ability to highlight the
language points
Guess

1. I ___________ when it started to rain. was sleeping 2. I ___________ when the earthquake was sleeping started. were running 3. Outside, people ____________ in all directions while pieces of glass and bricks ______________ down. were falling was 4. I felt nervous and my heart _______ beating ________ fast. was trying 5. Hours later, as I ____________ to find way out, I suddenly heard some noise above me.

Exercise
What were you doing at 7 o’clock last night?

I was doing some housework.

I was having dinner.

What were you doing between 7 o’clock and 9 o’clock yesterday? I was doing my homework.

I was watching TV.

What was your father doing when you came back home yesterday? He was cooking. What was your brother doing when you saw him half an hour ago?
He was playing computer games.

What were they doing How about them? at that time last week?

They were shopping.

They were having a picnic.

以上我们已经通过归纳总结和练习 对本课的语法内容有了一定的了解, 下面就让我们根据 之前练习的考察情 况进一步选择讲解

该语法项的重难点。

Past continuous tense
1. 过去进行时主要表示: ? 在过去某一时刻正在进行的动作 (a) They were eating breakfast at 7:00 am yesterday. (b) I was writing a letter at this time yesterday. (c) Five minutes ago, Danny was looking out of the window and Suzy was reading a book.

Past continuous tense ? 在过去某段时间一直在进行的动作 (a) From 1983 to 1998, he was teaching at Yale. (b) They were building a dam last winter.

2. 过去进行时的句式

(1) 基本结构:was / were + verb-ing I was doing some shopping. People were running wildly.
(2) 否定式:was / were not + verb-ing was not = wasn’t were not = weren’t I was not reading. People were not running wildly.

(3) 疑问句:将 was / were 调到主语前 结构为:Was/Were+主语+verb-ing? 回答:Yes, 主语+was/were. No, 主语+ was not/wasn’t. were not/weren’t. Was he running? Yes, he was. / No, he wasn’t.
Were they running? Yes, they were. / No, they weren’t.

Wh

at was the girl doing just now?
She was running just now. What was the boy doing just now?

He was jumping just now.
What was the bear doing just now? It was skiing just now.

A snowstorm hit Sunshine Town It was snowing this morning. Do you know what Sandy was doing early this morning? What happened to her? Complete the conversation below.

Mr. Wu: What a terrible snowstorm! It started at about seven this morning. I ______________ was reading (read) the newspaper then. were doing What ______ you ______ (do), Simon? was having Simon: I _____________ (have) breakfast. Mr. Wu: What about you, Millie?

was walking Millie: I ____________ (walk) to the bus stop. Sandy, I saw you and your parents standing on the side of the road. ________ you Were waiting ________ (wait) for a taxi? Sandy: Yes. My dad’s car broke down because of the cold weather. He _____________ (ring) someone to was ringing come and help when you saw us.

Quiz
一、用所给动词的适当形式填空。 It was ten o’clock on Sunday morning. The family were all in the garden. Mr King and Mrs King ___________(sit) were sitting under the tree, and theywere talking __________(talk) laughing and ________(laugh). Their son Jack was reading ___________(read) an interesting book. Their daughter Wendy __________ (play) was playing with their dog. Everyone was happy.

二、汉译英。 1. 凯特喜欢在河边画画。 Kate likes drawing by the river _______________________________. 2. 这个小孩正朝着他妈妈微笑。 The child was smiling at his mother _______________________________. 3. 树上有一只小鸟。 There is a bird in the tree _______________________________. 4. 国王和王后昨天这个时候在开会。 _________________________________ The King and the Queen were having a tea party at this time yesterday ___________________________.

Past continuous tense with ‘while’ , ‘when’ and ‘as’

Look at the following sentences carefully. Pay attention to the colored parts.
1. I was sleeping when it started to rain. 2. I was sleeping when the earthquake started.

3. Outside, people were running in all directions while pieces of glass and

bricks were falling down.
4. Hours later, as I was trying to find

way out, I suddenly heard some noise
above me.

to test your sense of observation to test your ability of short-term memory

to test your ability to highlight the
language points
Guess

1. I ___________ when it started to rain. was sleeping 2. I was sleeping _____ the earthquake when

started.
3. Outside, people ____________ in all were running

directions ______ pieces of glass and while
were falling bricks ______________ down.

4. Hours later, ___ I ____________ to find as was trying
way out, I suddenly heard some noise

above me.

以上我们已经通过归纳总结和练

习对本课的语法内容有了一定的
了解,下面就让我们根据

之前练习的考察情
况进一步选择讲解

该语法项的重难点。

Past continuous

tense with ‘while’ , ‘when’ and ‘as’ 1. when, while 和 as 这三个词都有
“当……时候”的意思。 There were fewer sandstorms when

my grandparents were young.
我祖父母年轻时沙尘暴要少些。

While Mille was watching TV, her mum was sleeping. 米莉在看电视时,妈妈在睡觉。

I saw a traffic accident as I was riding to
school this morning.

今天早晨我骑自行车时看到一起交通事故。

2.when 和 as 既可以指某一点时间, 也可以指某一段时间,其从句谓语动 词表示的动作既可以是瞬间性的,也 可以是延续性的;while指一段时间, 从句中的谓语动词必须是延续性的。 即:指一段时间时when, while 和as都 可用;指一点时间时,只能用when或 as,不能用while。

试比较:

1. When/As he woke up, it was eight
o’clock. o’clock.

√ ×

2. While he woke up, it was eight 3. When/While/As I was waiting for a
bus, I met her.

×

3. 当 while , when 和 as 放在句首时, 两个句子应用逗号隔开。 When the teacher came in, we were talking. While the pig was dancing, the rabbit was jumping. As the two men were leaving, a message arrived.

Playing in the snow Look at the picture on page 98, and

describe what the students were
doing when Simon arrived. Use the

words in brackets to help you.

1. ______ Simon ________ (arrive), Amy When arrived ____________ (get) some snow from the was getting ground. 2. _______________ Suzy and Kitty When/While/As _____________(build) a snowman, was building Millie ____________(take) photos. was taking 3. Daniel ____ (fall) over when/while/as ____________ fell he ____________ (make) a big snowball. was making

4. Peter _____________(hide) behind was hiding
a tree ______ a snowball hit ___ when (hit) him. When/While/As 5. ________________ Millie and her

were playing classmates _____________ (play) in
the snow, Andy _____ (run) towards ran

them.

Please click here

I. Multiple choice.
1. --- What were you doing this time yesterday? --- I _____ on the grass and drawing a picture. [2011北京] A. sit B. sat C. am sitting D. was sitting

2. When I came back yesterday evening, my brother _____ his homework. [2011长沙] A. is doing B. has done C. was doing 3. --- I called you at 4:00 yesterday afternoon, but no one answered. --- Sorry, I _____ with my friends at that time. [2011河南] A. swim B. swam C. will swim D. was swimming

4. --- Amy, I called you yesterday evening, but nobody answered the phone. --- Oh, I ____ a walk with my mother at that time. [2011宁波] A. take B. took C. am taking D. was taking 5. He _____ when the UFO arrived. He didn’t wake until the UFO disappeared. [2011枣庄] A. slept B. was sleeping C. was doing homework D. was singing

II. Fill in the blanks. ? Peoplewere running (run) wildly while ___________ were falling pieces of bricks __________ (fall) down. ? We should prevent hunters form catching ___________ (catch) wild ani

mals. ? Natural disasters may ________ (cause) cause by bad weather. ? Our maths teacher warned us not to copy _________ (not copy) other’s answers. ? The temperature _______ (drop) a lot drops today.

III. Translate the following sentences into English. 1. 当开始下雨的时候,我正和朋友们在 操场上打篮球。 I was playing basketball with my friends in the playground when it started to rain. 2. 我当时甚至不知道我正在做什么。 I did not even know what I was doing at that time.

3. 当我妈妈在做晚饭的时候,我在卧室 做作业。 I was doing my homework in the bedroom while my mother was cooking supper.
4. 当我今天早上看到她时,她正急匆匆 地赶去上班。 When I saw her this morning, she was in a great hurry to go to work.

5. 他在十五岁写出了第一部小说。 When he was 15, he wrote his first novel. 6. 若是天气好的话, 我总是到乡下去。 I always go to the country when the weather is good. 7. 昨天下午三点,我正在上课。 I was having a class at 3:00 p.m. yesterday. 8. 上周这时候你正在干嘛? What were you doing at this moment last week?

9. 当她下公交车时,我看到了她。
I saw her as she was getting off the bus. 10. 当我正看菜单的时候,那个男的走向我

们的桌子。
As I was reading the menu, the man

come to our table.

1. 过去进行时主要表示: ? 在过去某一时刻正在进行的动作 ? 在过去某段时间一直在进行的动作 2. 过去进行时的句式 (1) 基本结构:was / were + verb-ing (2) 否定式:was / were not + verb-ing (3) 疑问句:将 was / were 调到主语前 3. 连词 while, when and as 与过去进行时

Translation 1. 地震开始的时候,很多人正在床上 睡觉。 2. 我昨天这个时候正在搜索因特网。 3.老师进教室时,一些学生正在小声 说话。 4. 当他们在一家咖啡店里闲聊时,突 然听到一声像打雷似的巨响。

1. To preview Integrated skills on
Pages 99-100

2. To preview Study skills on Page
101


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